OT-2026-000028747
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, two stage ejector, pulsed blow-off before set-down
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000028747) never changes.
Identity and time
| Publication number | OT-2026-000028747 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2fa-7b2f-86b9-927a0837ff2d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028747 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6cc7ad84ffbbe9dd627513ce48ed7f5c250a6cb2b602ac746d8ded5af777d433 |
|---|---|
| Markdown | f92bbfb2ee4b9f2c2dd1ed18d6fe13e94d7e046de3adb670daba1caf51bcec3e |
| Publication page | fd3f6033b0bfcde5e90dc5561f03e7e367395d81f91f96a34eb714151571023c |
| Manifest | 126b1702559729a22453910dabc6ada9494f71bf3b6d254203353c485d1a2761 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | CwuTPsLBmE/B4MHSFSElOmR4M2kPiydtDmtqLHCAV5DIljwV0GgMcVVFK3jFteXXlQ8+TJ6OWdgUicVWTo32AA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:41:45.934082Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028747observed fd3f6033b0bfcde5e90dc5561f03e7e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:45.912765Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028747/manifest.jsonobserved 126b1702559729a22453910dabc6ada9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:45.891404Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028747/publication.mdobserved f92bbfb2ee4b9f2c2dd1ed18d6fe13e9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:45.872346Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028747/publication.txtobserved 6cc7ad84ffbbe9dd627513ce48ed7f5c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|